<header class="my_header">
    <div id="banner_box" class="title" banner_time="{{ menu_time }}">
        <h1>{{ title }}</h1>
        <p id="banner_slogan" slogan_time="{{ slogan_time }}" lis="{{ slogan_list }}">{{ slogan_list.0 }}</p>
    </div>
    {% for img in img_list %}
        <div class="dynamic_shuffl">
            <img src="{{ img }}" alt="">

            <div class="wave">
                <span></span>
                <span></span>
                <span></span>
            </div>
        </div>
    {% endfor %}

</header>